﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace ConsoleApp1
{
    class Program
    {
        static void Main(string[] args)
        {
        //    Area are = new Area();
        //    Console.WriteLine("圆的面积为：" + are.area(1));
        //    Console.WriteLine("长方形面积" + are.area(2, 3));


            SumUtils sumutils = new SumUtils();
            Console.WriteLine("两个整数相加:" + sumutils.Sum(2 , 2));
            Console.WriteLine("两个小数相加:" + sumutils.Sum(2.2 ,2.2));
            Console.WriteLine("两个字符串相加:" + sumutils.Sum("ab","cd"));
            Console.WriteLine("1 到指定整数的和的方法:" + sumutils.Sum(100));

            Structure stru = new Structure();
            stru.EoL();
        }
    }
}
